Don't trust generic "99% accurate" claims. Hallucination metrics vary wildly...

https://www.scribd.com/document/1040257449/What-is-the-Columbia-Journalism-Review-citation-test-actually-showing-214602

Don't trust generic "99% accurate" claims. Hallucination metrics vary wildly depending on the test. If you use Vectara's HHEM to measure grounding, you see one reality; apply AA-Omniscience for logic, and the picture shifts entirely